30786290

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{233}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 56727216

約数和(自身を除く): 25940926

約数列:

[1, 2, 5, 10, 73, 146, 181, 233, 362, 365, 466, 730, 905, 1165, 1810, 2330, 13213, 17009, 26426, 34018, 42173, 66065, 84346, 85045, 132130, 170090, 210865, 421730, 3078629, 6157258, 15393145, 30786290]

約数ペア:

[(1, 30786290), (2, 15393145), (5, 6157258), (10, 3078629), (73, 421730), (146, 210865), (181, 170090), (233, 132130), (362, 85045), (365, 84346), (466, 66065), (730, 42173), (905, 34018), (1165, 26426), (1810, 17009), (2330, 13213)]